‘A Happy Emotion’ is part of ‘The Weatherhead High Flunstellas Model Library’ by Weatherhead High Fact/Flunstellas Group which is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Based on a work at www.flunstellas.org. Permissions beyond the scope of this license may be available at neil.winterburn@flunstellas.org.